Hi guys, I have just installed koha, but from (catalogue->Add biblio->Create Empty biblio) when i try to add data i get following error: (((( Internal Server Error The server encountered an internal error or misconfiguration and was unable to complete your request. Please contact the server administrator, webmaster@testkoha.org and inform them of the time the error occurred, and anything you might have done that may have caused the error. More information about this error may be available in the server error log. I don't know what caused this error, is it because of server error configuration or data entory? under log file it shows following: (((((( [Thu Apr 21 09:19:02 2011] [error] [client 10.1.3.30] Q2 : select distinct m1.bibid from biblio,biblioitems,marc_biblio,marc_word as m1,marc_word as m2,marc_subfield_table as m3 where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and (m1.bibid=m2.bibid and m1.bibid=m3.bibid) and ((m1.word like 'game' and m1.tagsubfield in ('245a'))and (m2.word like 'game1' and m2.tagsubfield in('245b'))and (m3.subfieldvalue = 'c' and concat(m3.tag,m3.subfieldcode) in ('300c'))) order by biblio.title ASC term is game game1 c at /usr/local/koha/intranet/modules/C4/SearchMarc.pm line 274., referer: http://10.1.3.30:8080/cgi-bin/koha/acqui.simple/addbiblio.pl [Thu Apr 21 09:19:02 2011] [error] [client 10.1.3.30] Arguments must be MARC::Field object at /usr/local/koha/intranet/modules/C4/Biblio.pm line 1440, referer: http://10.1.3.30:8080/cgi-bin/koha/acqui.simple/addbiblio.pl [Thu Apr 21 09:19:02 2011] [error] [client 10.1.3.30] Premature end of script headers: addbiblio.pl, referer: http://10.1.3.30:8080/cgi-bin/koha/acqui.simple/addbiblio.pl )))))) -- View this message in context: http://koha.1045719.n5.nabble.com/KOHA-library-system-gives-error-message-tp... Sent from the Koha - Discuss mailing list archive at Nabble.com.